Home / 32,977.20-49,368.60-21,896.40

Finding the Fourth Proportional to 32,977.20, 49,368.60 and 21,896.40

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Solution

The fourth proportional to 32,977.20, 49,368.60 and 21,896.40 is: 32,780.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,977.20 : 49,368.60 = 21,896.40 : x
  2. Step 2: Convert to fraction form
    32,977.20/49,368.60 = 21,896.40/x
  3. Step 3: Cross multiply
    32,977.20x = 49,368.60 × 21,896.40
  4. Step 4: Simplify right side
    32,977.20x = 1,080,994,613.04
  5. Step 5: Solve for x
    x = 1,080,994,613.04/32,977.20
  6. Step 6: Final answer
    x = 32,780.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.